String argument of plot is regarded as next function, which allows: plot "sin(x)","cos(x)". Change argument parse_plot_args. New private function: Gnuplot#range_to_s
String argument of plot is regarded as next function, which allows: plot "sin(x)","cos(x)".
Change argument parse_plot_args.
New private function: Gnuplot#range_to_s

ruby-numo/gnuplot